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A controlled disturbance of a mixture or solution, largely achieved by mechanical means including vibration

A metallurgical process utilizing acid solution to dissolve metals such as gold, uranium, copper

Machine using air flow to induce separation of aerophilic and hydrophilic particles Air bubbles of a lower pressure lift aerophilic particles to an overflow thereby separating hydrophilic particles

Rock or various type and grade, including sand, used in many cases as fill

A pyroclastic deposit characterized by vitric binding or sintering of its minerals

A breccia composed of volcanic rock fragments

Materials sliding inwards or moving concavely inside of a break

A geophysical survey performed with a magnetometer aboard, or towed behind, an aircraft

Physical and chemical changes in a rocks or mineral subsequent to initial formation, and to a lesser degree than metamorphosis

Positively charged particles emitted from radioactive material